Packaging container for a paint brush



FIG. 1 is a front elevational view of a packaging container for a paint brush showing our new design;

FIG. 2 is an elevational view looking from the right of FIG. 1, the opposite side being a mirror image of the side shown;

FIG. 3 is a rear elevational view;

FIG. 4 is a top plan view; and

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a packaging container for a paint brush, as shown and described. 